--- version: rssac002v3 service: d.root-servers.net start-period: '2018-03-11T00:00:00Z' end-period: '2018-03-11T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3197770904 dns-udp-queries-received-ipv6: 474406572 dns-tcp-queries-received-ipv4: 74692873 dns-tcp-queries-received-ipv6: 13176419 dns-udp-responses-sent-ipv4: 3197010824 dns-udp-responses-sent-ipv6: 474247192 dns-tcp-responses-sent-ipv4: 74660924 dns-tcp-responses-sent-ipv6: 13175770